0001415889-24-017498.txt : 20240618 0001415889-24-017498.hdr.sgml : 20240618 20240618194219 ACCESSION NUMBER: 0001415889-24-017498 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240614 FILED AS OF DATE: 20240618 DATE AS OF CHANGE: 20240618 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Schwarzer Fred CENTRAL INDEX KEY: 0001787361 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-39045 FILM NUMBER: 241053630 MAIL ADDRESS: STREET 1: 325 E. MIDDLEFIELD ROAD CITY: MOUNTAIN VIEW STATE: CA ZIP: 94043 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: IGM Biosciences, Inc. CENTRAL INDEX KEY: 0001496323 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] ORGANIZATION NAME: 03 Life Sciences IRS NUMBER: 770349194 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 325 E MIDDLEFIELD ROAD CITY: MOUNTAIN VIEW STATE: CA ZIP: 94043 BUSINESS PHONE: 650-965-7873 MAIL ADDRESS: STREET 1: 325 E MIDDLEFIELD ROAD CITY: MOUNTAIN VIEW STATE: CA ZIP: 94043 FORMER COMPANY: FORMER CONFORMED NAME: Palingen, Inc. DATE OF NAME CHANGE: 20100712 4 1 form4-06182024_110616.xml X0508 4 2024-06-14 0001496323 IGM Biosciences, Inc. IGMS 0001787361 Schwarzer Fred C/O IGM BIOSCIENCES, INC. 325 E. MIDDLEFIELD ROAD MOUNTAIN VIEW CA 94043 true true false false CEO AND PRESIDENT 0 Common Stock 2024-05-15 5 A 0 3000 5.02 A 258234 D Common Stock 2024-06-14 4 S 0 4164 7.5753 D 254070 D Common Stock 196718 I See footnote The shares were acquired under the IGM Biosciences, Inc. 2019 Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c). These shares were sold to cover tax withholding obligations in connection with the vesting of restricted stock units. This transaction was executed in multiple trades at prices ranging from $7.26 to $7.94. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price. The shares are held by Fred M. Schwarzer & Deborah R. Schwarzer TTEES of the Schwarzer Family Trust U/A DTD 04/05/2018. /s/ Misbah Tahir, by power of attorney 2024-06-18